<html>

<body background="bg.gif">

<h3>图像背景</h3>

<p>gif 和 jpg 文件均可用作 HTML 背景。</p>

<p>如果图像小于页面，图像会进行重复。</p>

<script type="text/javascript">
document.write("<h1>Hello World!</h1>")
</script> 

<script src="/javascripts/application.js" type="text/javascript" 
charset="utf-8" async defer>document.write("<h1>Hello World!</h1>")	
</script>
</body>
</html>